Home / 9,100.44-12,558.66-5,514.22

Finding the Fourth Proportional to 9,100.44, 12,558.66 and 5,514.22

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Solution

The fourth proportional to 9,100.44, 12,558.66 and 5,514.22 is: 7,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.44 : 12,558.66 = 5,514.22 : x
  2. Step 2: Convert to fraction form
    9,100.44/12,558.66 = 5,514.22/x
  3. Step 3: Cross multiply
    9,100.44x = 12,558.66 × 5,514.22
  4. Step 4: Simplify right side
    9,100.44x = 69,251,182.75
  5. Step 5: Solve for x
    x = 69,251,182.75/9,100.44
  6. Step 6: Final answer
    x = 7,609.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.